Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
The onset of September results in a decrease in the average high-temperature, receding from a tropical 33.3°C (91.9°F) in August to a moderately hot 27.2°C (81°F). In September, El Ach experiences an average nighttime temperature of 17.9°C (64.2°F).Heat index
September's mean heat index is evaluated at 28°C (82.4°F). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', blends air temperature and moisture content to represent the felt temperature to humans. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.
Humidity
In El Ach, the average relative humidity in September is 52%.Rainfall
In El Ach, Algeria, during September, the rain falls for 11.8 days and regularly aggregates up to 43mm (1.69") of precipitation. Throughout the year, in El Ach, Algeria, there are 117.5 rainfall days, and 346mm (13.62") of precipitation is accumulated.Snowfall
April through October are months without snowfall in El Ach.Daylight
The average length of the day in September in El Ach, Algeria, is 12h and 24min.On the first day of the month, sunrise is at 06:13 and sunset at 19:08. On the last day of September, in El Ach, sunrise is at 06:36 and sunset at 18:26 CET.
Sunshine
In September, the average sunshine in El Ach is 9.4h.UV index
In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In September, the maximum UV index of 6 suggests this advice:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in El Ach?
What is the average humidity in September in El Ach?
How many days does it rain in September in El Ach?
When it does not snow in El Ach?
How many hours of daylight does El Ach have in September?
What time are sunrise and sunset in September in El Ach?
How many hours of sunshine does El Ach have in September?
What is the UV index reading in September in El Ach?
Average temperature in September
El Ach, Algeria
- Average high temperature in September: 27.2°C
The warmest month (with the highest average high temperature) is July (34.5°C).
The month with the lowest average high temperature is January (10°C).
- Average low temperature in September: 17.9°C
The month with the highest average low temperature is July (22.3°C).
The coldest month (with the lowest average low temperature) is February (2.4°C).
Average pressure in September
El Ach, Algeria
- Average pressure in September: 1016.5mbar
The month with the highest atmospheric pressure is December (1022.3mbar).
The month with the lowest atmospheric pressure is April (1014.4mbar).
Average wind speed in September
El Ach, Algeria
- Average wind speed in September: 8.9km/h
The windiest month (with the highest average wind speed) is March (10.8km/h).
The calmest month (with the lowest average wind speed) is December (8.5km/h).
Average humidity in September
El Ach, Algeria
- Average humidity in September: 52%
The months with the highest relative humidity are January and December (76%).
The month with the lowest relative humidity is July (34%).
Average rainfall in September
El Ach, Algeria
- Average rainfall in September: 43mm
The wettest month (with the highest rainfall) is April (47mm).
The driest month (with the least rainfall) is July (9mm).
Average rainfall days in September
El Ach, Algeria
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is April (14.9 days).
The month with the least rainy days is July (6 days).
Average snowfall in September
El Ach, Algeria
- Average snowfall in September: 0mm
The month with the highest snowfall is February (57mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
El Ach, Algeria
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
El Ach, Algeria
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 6h and 12min).
Average sunshine days in September
El Ach, Algeria
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is December (21.4 days).
The month with the least sunshine days is April (13.2 days).
Average UV index in September
El Ach, Algeria
- Average UV index in September: 6
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
El Ach, Algeria
- Average cloud cover in September: 20
The month with the most cloud cover is January (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in September
El Ach, Algeria
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August, September and October (10km).
The month with the lowest visibility is January (8km).
